7G6 THE HOME, FARM AND BUSINESS CYCLOPEDIA. 



finches make 1 hand ; used in measuring the height of horses dqjctly over the fore 

 feet. 



G feet make 1 fathom ; used in measuring depths at sea. 



1.15 statute miles make 1 geographic mile ; used in measuring distances at sea. 



3 geographic miles make 1 league. 



60 geographic miles make 1 degree ) of latitude on a meridian or of longitude on the 



69.16 statute " " " \ equator. 



360 degrees make the circumference of the earth. 



869. SURVEYOR'S LONG. 



TABLE. 



7.92 inches (in.) make 1 link 1. 



25 links ** 1 rod rd. 



4 rods, or 66 feet, " 1 chain ch. 



80 chains " 1 mile mi. 



870. SQUARE. 



TABLE. 



144 square Inches (sq. in.) make 1 square foot, marked sq. ft. 



9 square feet '' ] square yard, " sq. yd. 

 30| square yards '* 1 square rod, " sq. rd. 

 40 square rods " 1 rood, " R. 



4 roods " 1 acre, ' A. 



640 acres " 1 square mile, " sq. mi. 



SURVEYOR'S SQUARE. 



871. Used in computing the area or contents of land. 



TABLE. 



625 square links (sq. 1.) make 1 polo P. 



16 poles " ] square chain ..sq. ch. 



10 square chains " 1 acre A. 



640 acres " 1 square mile sq. mi. 



36 square miles (6 miles square) " 1 township Tp. 



A square mile of land is also called a section. 



CUBIC. 

 8TS. Used in estimating the contents of solids, as timber, wood, etc. 



TABLE. 



1728 cubic inches (cu. in.) make 1 cubic foot cu. ft. 



27 cubic feet " 1 cubic yard cu. yd. 



